Expanding opportunities and enhancing quality in STEM and STEAM Learning. The Pittsburgh Regional STE(A)M Ecosystem is a regional collaborative comprised of individuals and organizations who seek to equitably equip and empower learners to use S cience, T echnology, E ngineering, A rts, and M ath to better themselves and their world. We prioritize interdisciplinary learning and high-quality programming that is relevant to students’ lives and future careers.